| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 186 |
| Registration plate lamp issues | 156 |
| Windscreen wiper does not clear the windscreen effectively | 92 |
| Brakes imbalanced across an axle | 59 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 47 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 42 |
| Registration plate issues | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 31 |
| Parking brake: efficiency below requirements |3.7.B.7| | 30 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 27 |
| Nearside Stop lamp not working |1.2.1b| | 27 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Horn not working |1.6.2a| | 26 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Offside Stop lamp not working |1.2.1b| | 24 |
| Rear brake binding | 23 |
| Front brake disc in such a condition that it is seriously weakened | 22 |
| Anti-lock braking system warning lamp indicates an ABS fault | 21 |
| Front brake application uneven | 19 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Hazard warning switch faulty |1.4.B.1d| | 18 |
| Brake pipe excessively corroded | 18 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Rear parking brake recording little or no effort | 17 |
| Front brake excessively fluctuating | 15 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Brake hose damaged | 13 |
| Offside Front coil spring broken |2.4.C.1a| | 12 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 11 |
| Battery insecure |1.9.1| | 10 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 10 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 9 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 8 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Windscreen has damage | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 8 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 8 |
| Offside Front front brake binding |3.7.B.1| | 8 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Offside Front coil spring fractured |2.4.C.1a| | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Rear brake application uneven | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Brake hose excessively deteriorated | 6 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 5 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Headlamp insecure |1.7.3| | 5 |
| Brake hose has insufficient room to move | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Indicator switch faulty |1.4.A.1| | 4 |
| Fuel tank leaking |7.2.3| | 4 |
| Front Exhaust system not adequately supported |7.1.1| | 4 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 4 |
| Hazard warning lamps inoperative |1.4.B.1b| | 4 |
| Fuel system component insecure |7.2.1| | 4 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| front brakes release unevenly |3.7.B.4| | 4 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 4 |
| Emissions not tested |7.0| | 4 |
| Windscreen washer not working | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 3 |
| Offside Brake cable has wires broken and is significantly weakened |3.5.1b| | 3 |
| Centre Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 3 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 3 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 3 |
| Nearside Upper Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Front coil spring incomplete |2.4.C.1a| | 3 |
| Horn not working (7.7 (a)) | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Rear Shock absorbers has a serious fluid leak | 3 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Front coil spring broken |2.4.C.1a| | 3 |
| Offside Front Inner Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Fuel pipe leaking |7.2.3| | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |